Finding the Fourth Proportional to 13,096,668.18, 18,080,893.50 and 8,692,366.50
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Solution
The fourth proportional to 13,096,668.18, 18,080,893.50 and 8,692,366.50 is: 12,000,437.88
Step by Step Solution
- Step 1: Write the proportion equation
13,096,668.18 : 18,080,893.50 = 8,692,366.50 : x - Step 2: Convert to fraction form
13,096,668.18/18,080,893.50 = 8,692,366.50/x - Step 3: Cross multiply
13,096,668.18x = 18,080,893.50 × 8,692,366.50 - Step 4: Simplify right side
13,096,668.18x = 157,165,752,949,467.75 - Step 5: Solve for x
x = 157,165,752,949,467.75/13,096,668.18 - Step 6: Final answer
x = 12,000,437.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.